Network Cables User Manual
CRADLEPOINT CBA750 | USER MANUAL Firmware ver. 1.9.0 
© 2012 CRADLEPOINT, INC.                       PLEASE VISIT HTTP://KNOWLEDGEBASE.CRADLEPOINT.COM/ FOR MORE HELP AND RESOURCES          PAGE 78   
Network Interface Card 
NIC. A  card installed in a  computer or built onto  the 
motherboard  that  allows  the  computer  to  connect  to  a 
network. 
Network Layer 
The  third  layer  of  the  OSI  model  which  handles  the 
routing of traffic on a network. 
Network Time Protocol 
Used  to  synchronize  the  time  of  all  the  computers  in  a 
network. 
NIC 
Network Interface Card. 
NTP 
Network Time Protocol. 
OFDM 
Orthogonal  Frequency-Division  Multiplexing  is  the 
modulation technique for both 802.11a and 802.11g. 
OSI 
Open Systems Interconnection is the reference model for 
how  data  should  travel  between  two  devices  on  a 
network. 
OSPF 
Open Shortest Path First is a routing protocol that is used 
more than RIP in  larger  scale networks  because only 
changes to  the routing  table are  sent to all  the other 
routers in the network as opposed to sending the entire 
routing  table  at  a  regular  interval,  which  is  how  RIP 
functions. 
Password 
A  sequence  of  characters  that  is  used  to  authenticate 
requests to resources on a network. 
Personal Area Network 
The interconnection of networking devices within a range 
of 10 meters. 
Physical layer 
The first layer of the OSI model. Provides the hardware 
means of transmitting electrical signals on a data carrier. 
Ping 
A  utility  program  that  verifies  that  a  given  Internet 
address  exists and  can  receive messages.  The utility 
sends a control packet to the given address and waits for 
a response. 
PoE 
Power  over  Ethernet  is  the  means  of  transmitting 
electricity over the unused pairs in a category 5 Ethernet 
cable. 
POP3 
Post Office Protocol 3 is used for receiving email. 
Port 
A  logical  channel  endpoint  in  a network. A  computer 
might  have  only  one  physical  channel  (its  Ethernet 










